<template>
  <div class="ratingselect">
    <div class="rating-type border-bottom">
      <span @click="select(2)" class="block positive" :class="{'active': selectType === 2}">
        {{desc.all}}
        <span class="count">{{ratings.length}}</span>
      </span>
      <span @click="select(0)" class="block positive" :class="{'active': selectType === 0}">
        {{desc.positive}}
        <span class="count">{{positives.length}}</span>
      </span>
      <span @click="select(1)" class="block negative" :class="{'active': selectType === 1}">
        {{desc.negative}}
        <span class="count">{{negative.length}}</span>
      </span>
    </div>
    <div class="switch" :class="{'on': onlyContent}" @click="toggleContent">
      <span class="icon-check_circle"></span>
      <span class="text">只看有内容的评价</span>
    </div>
  </div>
</template>

<script>
  const POSITIVE = 0
  const NEGATIVE = 1
  const ALL = 2

export default {
  name: 'RatingSelect',
  props: {
    ratings: {
      type: Array,
      default: () => []
    },
    selectType: {
      type: Number,
      default: 0
    },
    onlyContent: {
      type: Boolean,
      default: true
    },
    desc: {
      type: Object,
      default: () => {
        return {
          all: '全部',
          positive: '满意',
          negative: '不满意'
        }
      }
    }
  },
  methods: {
    toggleContent () {
      this.$emit('toggle')
    },
    select (type) {
      this.$emit('select', type)
    }
  },
  computed: {
    positives () {
      return this.ratings.filter(item => {
        return item.rateType === POSITIVE
      })
    },
    negative () {
      return this.ratings.filter(item => {
        return item.rateType === NEGATIVE
      })
    }
  }
}
</script>

<style lang="stylus">
  .ratingselect
    .rating-type
      padding 18px 0
      margin 0 18px
      font-size 0
      .block
        display inline-block
        padding 8px 12px
        font-size 12px
        margin-right 8px
        border-radius 1px
        line-height 16px
        color rgb(77, 85, 93)
        &.active
          color #fff
        .count
          font-size 8px
          margin-left 2px
        &.positive
          background rgba(0, 160, 220, 0.2)
          &.active
            background rgb(0, 160, 220)
        &.negative
          background rgba(77, 85, 93, 0.2)
          &.active
            background rgb(77, 85, 93)
    .switch
      padding 12px 18px
      inline-height 24px
      font-size 0
      border-bottom 1px solid rgba(7, 17, 27, 0.1)
      color rgb(147, 153, 159)
      &.on
        .icon-check_circle
          color #00c850
      .icon-check_circle
        display inline-block
        margin-right 4px
        // vertical-align top
        font-size 24px
      .text
        display inline-block
        position relative
        bottom 4px
        // vertical-align top
        font-size 12px
</style>
